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Finding the Fourth Proportional to 195,872.80, 294,116.40 and 112,928.80

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Solution

The fourth proportional to 195,872.80, 294,116.40 and 112,928.80 is: 169,570.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,872.80 : 294,116.40 = 112,928.80 : x
  2. Step 2: Convert to fraction form
    195,872.80/294,116.40 = 112,928.80/x
  3. Step 3: Cross multiply
    195,872.80x = 294,116.40 × 112,928.80
  4. Step 4: Simplify right side
    195,872.80x = 33,214,212,112.32
  5. Step 5: Solve for x
    x = 33,214,212,112.32/195,872.80
  6. Step 6: Final answer
    x = 169,570.31

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